超支化聚酯可以明显的提高环氧树脂涂料的韧性,即抗冲击性能,伴随超支化聚酯用量的增加,抗冲击性提高,当添加量为15%,抗冲击性能是原来的296%,并且不影响原环氧树脂基质的固化条件和速率,以及机械强度,这归因于超支化聚酯的塑化性能以及在环氧树脂相中的微粒结构。威海晨源化工新材料有限公司整理自《Hyperbranched Polymers in Cationic Photopolymerization of Epoxy Systems》M. SANGERMANO', G. MALUCELLI1, R. BONGIOVANNI', A. PFUOLA1*, A. HARDEN2, and N. REHNBERG2 lDipartimento di Scienza dei Materiali e Ingegneria Chimica Politecnico di ToMo, C.so Duca degli Abruzzi 24 I-1 01 29 Torino, Italy 2Perstorp Specialty Chemicals, 284 80 Perstorp, Sweden POLYMER ENGINEERING AND SCIENCE, AUGUST 2003, Vol. 43, No. 8,1461-1465 |